Donald Kelly Dam is an earth dam located in Pennington County, South Dakota, built in 1958. It carries a Low hazard potential classification.
Dam profile
NID height · 16 ft16 ft tall and 335 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Donald Kelly Dam
The primary purpose of Donald Kelly Dam is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by Donald Kelly (private). It impounds the Tr-bad River.
The dam stands 16 feet tall and stretches 335 feet across, and has a maximum storage capacity of 85 acre-feet. Completed in 1958, the structure is well into its service life at over 50 years old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life.
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Location
| State | South Dakota |
| County | Pennington |
| Nearest City | None |
| River/Stream | Tr-bad River |
| Coordinates | 43.94076, -102.08513 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 16 ft |
| Dam Height | 16 ft |
| Dam Length | 335 ft |
| Year Completed | 1958 (68 years old) |
Storage & Hydraulics
| NID Storage | 85 acre-ft |
| Max Storage | 85 acre-ft |
| Normal Storage | 52 acre-ft |
| Max Discharge | 315 cfs |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Donald Kelly |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | SD01926 |
| Federal ID | SD01926 |
| More Info | State Dam Safety Program |